Home / 4,138.74-6,208.92-2,406.96

Finding the Fourth Proportional to 4,138.74, 6,208.92 and 2,406.96

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Solution

The fourth proportional to 4,138.74, 6,208.92 and 2,406.96 is: 3,610.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138.74 : 6,208.92 = 2,406.96 : x
  2. Step 2: Convert to fraction form
    4,138.74/6,208.92 = 2,406.96/x
  3. Step 3: Cross multiply
    4,138.74x = 6,208.92 × 2,406.96
  4. Step 4: Simplify right side
    4,138.74x = 14,944,622.08
  5. Step 5: Solve for x
    x = 14,944,622.08/4,138.74
  6. Step 6: Final answer
    x = 3,610.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.